Bulk box



FIG. 1 is an isometric view of a bulk box showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation thereof; the right side elevation being a mirror image;

FIG. 4 is a front elevation thereof; the rear side elevation being a mirror image; and

FIG. 5 is a bottom plan view thereof. 

The ornamental design for the bulk box, as shown and described. 